MLA

Duggan, John Malcolm, Anne E Duggan, and John M Duggan. The Epidemiology of Alimentary Diseases. Springer Netherlands, 2006.

APA

Duggan, J. Malcolm, Duggan, A. E, & Duggan, J. M. (2006). The Epidemiology of Alimentary Diseases. Springer Netherlands.

Chicago

Duggan, John Malcolm, Anne E Duggan, and John M Duggan. The Epidemiology of Alimentary Diseases. : Springer Netherlands, 2006.